Figure 4-6.-Siding details: A. Interior corners; B. Mitered corners; C. Metal corners; D. Siding return of roof.
Shingles and Shakes
extending well up on the dormer wall will provide the
Prefinished shingle or shake exteriors are some-
times used with color-matched metal corners. They can
also be lapped over the adjacent corner shingle,
alternating each course. This kind of corner treatment,
called lacing, usually requires that flashing be used
When siding returns against a roof surface, such as
at the bottom of a dormer wall, there should be a 2-inch
clearance (fig. 4-6, view D). Siding that is cut for a tight
fit against the shingles retains moisture after rains and
usually results in peeling paint. Shingle flashing
necessary resistance to entry of wind-driven rain. Here
again, a water-repellent preservative should be used on
the ends of the siding at the roof line.
At times, the materials used in the gable ends and in
the walls below differ in form and application. The
details of construction used at the juncture of the two
materials should be such that good drainage is assured.
For example, when vertical boards and battens are used
at the gable end and horizontal siding below, a drip cap